>3X1Z_1|Chains A, B|Ras-related protein Rap-1b|Rattus norvegicus (10116) MREYKLVVLGSGGVGKSALTVQFVQGIFVEKYDPTIEDSYRKQVEVDAQQCMLEILDTAGTEQFAAMRDLYMKNGQGFALVYSITAQSTFNDLQDLREQILRVKDTDDVPMILVGNKCDLEDERVVGKEQGQNLARQWSNCAFLESSAKSKINVNEIFYDLVRQINR